| argentina | | salix humboldtiana | species | 11 | 0 |
| australia | | populus alba | species | 1 | 0 |
| austria | | populus alba | species | 2 | 0 |
| austria | | populus nigra | species | 2 | 0 |
| austria | | populus tremula | species | 13 | 0 |
| austria | | salix aurita | species | 1 | 0 |
| austria | | salix caesia | species | 1 | 0 |
| austria | | salix cinerea | species | 1 | 0 |
| austria | | salix glabra | species | 1 | 0 |
| austria | | salix hastata | species | 1 | 0 |
| austria | | salix helvetica | species | 1 | 0 |
| austria | | salix herbacea | species | 1 | 0 |
| austria | | salix myrsinifolia | species | 2 | 0 |
| austria | | salix reticulata | species | 1 | 0 |
| austria | | salix retusa | species | 1 | 0 |
| austria | | salix serpyllifolia | species | 1 | 0 |
| canada | | populus balsamifera | species | 1 | 0 |
| canada | | populus sp. | species | 7 | 0 |
| canada | | populus trichocarpa | species | 1 | 0 |
| canada | | salix sp. | species | 2 | 0 |
| canada | alberta | populus angustifolia | species | 2 | 0 |
| canada | alberta | populus balsamifera | species | 200 | 0 |
| canada | alberta | populus deltoides | species | 0 | 1 |
| canada | alberta | populus tremuloides | species | 1 | 0 |
| canada | alberta | salix glauca | species | 2 | 0 |
| canada | alberta | salix melanopsis | species | 2 | 0 |
| canada | alberta | salix raupii | species | 2 | 0 |
| canada | alberta | salix vestita | species | 4 | 0 |
| canada | british columbia | populus angustifolia | species | 1 | 0 |
| canada | british columbia | populus balsamifera | species | 1 | 0 |
| canada | british columbia | populus tremula | species | 0 | 1 |
| canada | british columbia | populus tremuloides | species | 1 | 0 |
| canada | british columbia | populus trichocarpa | species | 1 | 0 |
| canada | british columbia | salix cascadensis | species | 6 | 0 |
| canada | british columbia | salix exigua var. sessilifolia | varietas | 4 | 0 |
| canada | british columbia | salix farriae | species | 1 | 0 |
| canada | british columbia | salix melanopsis | species | 6 | 0 |
| canada | british columbia | salix pentandra | species | 1 | 0 |
| canada | british columbia | salix pyrifolia | species | 1 | 0 |
| canada | british columbia | salix raupii | species | 2 | 0 |
| canada | british columbia | salix stolonifera | species | 2 | 0 |
| canada | british columbia | salix viminalis | species | 1 | 0 |
| canada | manitoba | populus balsamifera | species | 105 | 0 |
| canada | new brunswick | populus balsamifera | species | 113 | 0 |
| canada | new brunswick | populus tremuloides | species | 4 | 0 |
| canada | newfoundland and labrador | populus balsamifera | species | 159 | 0 |
| canada | newfoundland and labrador | salix argyrocarpa | species | 4 | 0 |
| canada | newfoundland and labrador | salix ballii | species | 3 | 0 |
| canada | newfoundland and labrador | salix herbacea | species | 1 | 0 |
| canada | newfoundland and labrador | salix sp. mltv31 | species | 2 | 0 |
| canada | newfoundland and labrador | salix uva-ursi | species | 6 | 0 |
| canada | newfoundland and labrador | salix vestita | species | 1 | 0 |
| canada | northwest territories | populus balsamifera | species | 2 | 0 |
| canada | northwest territories | populus tremuloides | species | 1 | 0 |
| canada | northwest territories | salix alaxensis | species | 6 | 0 |
| canada | northwest territories | salix arbusculoides | species | 6 | 0 |
| canada | northwest territories | salix arctica | species | 11 | 0 |
| canada | northwest territories | salix arctica x salix polaris | species | 2 | 0 |
| canada | northwest territories | salix arctophila | species | 3 | 0 |
| canada | northwest territories | salix fuscescens | species | 2 | 0 |
| canada | northwest territories | salix glauca | species | 4 | 0 |
| canada | northwest territories | salix glauca var. stipulata | varietas | 3 | 0 |
| canada | northwest territories | salix glauca var. villosa | varietas | 4 | 0 |
| canada | northwest territories | salix hastata | species | 2 | 0 |
| canada | northwest territories | salix niphoclada | species | 6 | 0 |
| canada | northwest territories | salix ovalifolia var. arctolitoralis | varietas | 2 | 0 |
| canada | northwest territories | salix polaris | species | 6 | 0 |
| canada | northwest territories | salix pulchra | species | 2 | 0 |
| canada | northwest territories | salix raupii | species | 2 | 0 |
| canada | northwest territories | salix reticulata | species | 4 | 0 |
| canada | northwest territories | salix richardsonii | species | 10 | 0 |
| canada | northwest territories | salix sphenophylla | species | 2 | 0 |
| canada | nunavut | salix alaxensis | species | 4 | 0 |
| canada | nunavut | salix arbusculoides | species | 2 | 0 |
| canada | nunavut | salix arctica | species | 11 | 0 |
| canada | nunavut | salix arctica x salix polaris | species | 4 | 0 |
| canada | nunavut | salix arctophila | species | 4 | 0 |
| canada | nunavut | salix calcicola | species | 6 | 0 |
| canada | nunavut | salix fuscescens | species | 3 | 0 |
| canada | nunavut | salix glauca | species | 3 | 0 |
| canada | nunavut | salix glauca var. acutifolia | varietas | 2 | 0 |
| canada | nunavut | salix herbacea | species | 4 | 0 |
| canada | nunavut | salix niphoclada | species | 4 | 0 |
| canada | nunavut | salix planifolia | species | 8 | 0 |
| canada | nunavut | salix pseudomyrsinites | species | 1 | 0 |
| canada | nunavut | salix reticulata | species | 8 | 0 |
| canada | nunavut | salix richardsonii | species | 2 | 0 |
| canada | nunavut | salix tyrrellii | species | 5 | 0 |
| canada | nunavut | salix uva-ursi | species | 5 | 0 |
| canada | ontario | populus alba | species | 5 | 0 |
| canada | ontario | populus balsamifera | species | 5 | 0 |
| canada | ontario | populus deltoides | species | 9 | 0 |
| canada | ontario | populus grandidentata | species | 5 | 0 |
| canada | ontario | populus nigra | species | 2 | 0 |
| canada | ontario | populus sp. bioug24049-d06 | species | 2 | 0 |
| canada | ontario | populus tremuloides | species | 6 | 0 |
| canada | ontario | salix alba | species | 4 | 0 |
| canada | ontario | salix alba subsp. vitellina | subspecies | 3 | 0 |
| canada | ontario | salix amygdaloides | species | 4 | 0 |
| canada | ontario | salix atrocinerea | species | 4 | 0 |
| canada | ontario | salix bebbiana | species | 6 | 0 |
| canada | ontario | salix caprea | species | 2 | 0 |
| canada | ontario | salix cinerea | species | 2 | 0 |
| canada | ontario | salix cordata | species | 3 | 0 |
| canada | ontario | salix discolor | species | 2 | 0 |
| canada | ontario | salix eriocephala | species | 5 | 0 |
| canada | ontario | salix exigua | species | 2 | 0 |
| canada | ontario | salix lucida | species | 3 | 0 |
| canada | ontario | salix lutea | species | 4 | 0 |
| canada | ontario | salix myricoides | species | 1 | 0 |
| canada | ontario | salix nigra | species | 5 | 0 |
| canada | ontario | salix purpurea | species | 2 | 0 |
| canada | ontario | salix sp. asm-2014 | species | 1 | 0 |
| canada | ontario | salix sp. bioug24048-h06 | species | 2 | 0 |
| canada | ontario | salix x pendulina | species | 2 | 0 |
| canada | quebec | populus balsamifera | species | 103 | 1 |
| canada | quebec | populus deltoides | species | 1 | 1 |
| canada | quebec | populus grandidentata | species | 1 | 0 |
| canada | quebec | populus nigra | species | 1 | 0 |
| canada | quebec | populus tremuloides | species | 2 | 1 |
| canada | quebec | salix alba | species | 5 | 0 |
| canada | quebec | salix arctica | species | 2 | 0 |
| canada | quebec | salix argyrocarpa | species | 2 | 0 |
| canada | quebec | salix ballii | species | 4 | 0 |
| canada | quebec | salix bebbiana | species | 8 | 0 |
| canada | quebec | salix brachycarpa | species | 2 | 0 |
| canada | quebec | salix candida | species | 4 | 0 |
| canada | quebec | salix cordata | species | 4 | 0 |
| canada | quebec | salix daphnoides | species | 1 | 0 |
| canada | quebec | salix discolor | species | 10 | 0 |
| canada | quebec | salix discolor x salix eriocephala | species | 2 | 0 |
| canada | quebec | salix drummondiana | species | 2 | 0 |
| canada | quebec | salix eriocephala | species | 16 | 0 |
| canada | quebec | salix glauca | species | 2 | 0 |
| canada | quebec | salix interior | species | 4 | 0 |
| canada | quebec | salix lucida | species | 8 | 0 |
| canada | quebec | salix matsudana | species | 6 | 0 |
| canada | quebec | salix nigra | species | 2 | 0 |
| canada | quebec | salix petiolaris | species | 3 | 0 |
| canada | quebec | salix purpurea | species | 20 | 0 |
| canada | quebec | salix sericea | species | 2 | 0 |
| canada | quebec | salix serissima | species | 2 | 0 |
| canada | quebec | salix triandra | species | 2 | 0 |
| canada | quebec | salix viminalis | species | 2 | 0 |
| canada | quebec | salix x fragilis | species | 2 | 0 |
| canada | saskatchewan | populus angustifolia | species | 2 | 0 |
| canada | saskatchewan | populus deltoides | species | 1 | 0 |
| canada | saskatchewan | salix discolor | species | 2 | 0 |
| canada | saskatchewan | salix interior | species | 2 | 0 |
| canada | saskatchewan | salix silicicola | species | 4 | 0 |
| canada | yukon | populus balsamifera | species | 2 | 0 |
| canada | yukon | populus tremuloides | species | 2 | 0 |
| canada | yukon | salix alaxensis | species | 2 | 0 |
| canada | yukon | salix arbusculoides | species | 2 | 0 |
| canada | yukon | salix arctica | species | 2 | 0 |
| canada | yukon | salix barclayi | species | 4 | 0 |
| canada | yukon | salix chamissonis | species | 5 | 0 |
| canada | yukon | salix fuscescens | species | 1 | 0 |
| canada | yukon | salix glauca var. stipulata | varietas | 2 | 0 |
| canada | yukon | salix hastata | species | 5 | 0 |
| canada | yukon | salix ovalifolia | species | 4 | 0 |
| canada | yukon | salix ovalifolia var. arctolitoralis | varietas | 2 | 0 |
| canada | yukon | salix phlebophylla | species | 4 | 0 |
| canada | yukon | salix polaris | species | 8 | 0 |
| canada | yukon | salix reticulata | species | 2 | 0 |
| canada | yukon | salix rotundifolia var. dodgeana | varietas | 4 | 0 |
| canada | yukon | salix scouleriana | species | 3 | 0 |
| canada | yukon | salix setchelliana | species | 3 | 0 |
| canada | yukon | salix sphenophylla | species | 2 | 0 |
| china | | populus adenopoda | species | 12 | 0 |
| china | | populus afghanica | species | 24 | 0 |
| china | | populus alba | species | 40 | 0 |
| china | | populus alba var. pyramidalis | varietas | 21 | 0 |
| china | | populus alba x populus glandulosa | species | 3 | 0 |
| china | | populus angustifolia | species | 35 | 0 |
| china | | populus balsamifera | species | 23 | 0 |
| china | | populus cathayana | species | 13 | 0 |
| china | | populus ciliata | species | 27 | 0 |
| china | | populus davidiana | species | 892 | 0 |
| china | | populus davidiana x populus alba var. pyramidalis | species | 1 | 0 |
| china | | populus deltoides | species | 68 | 0 |
| china | | populus deltoides x populus x canadensis | species | 2 | 0 |
| china | | populus euphratica | species | 78 | 0 |
| china | | populus fremontii | species | 35 | 0 |
| china | | populus grandidentata | species | 1 | 0 |
| china | | populus heterophylla | species | 35 | 0 |
| china | | populus hopeiensis | species | 1 | 0 |
| china | | populus ilicifolia | species | 36 | 0 |
| china | | populus koreana | species | 3 | 0 |
| china | | populus lasiocarpa | species | 27 | 0 |
| china | | populus laurifolia | species | 25 | 0 |
| china | | populus maximowiczii | species | 10 | 0 |
| china | | populus mexicana | species | 92 | 0 |
| china | | populus nigra | species | 25 | 0 |
| china | | populus nigra var. italica | varietas | 9 | 0 |
| china | | populus nigra x populus x canadensis | species | 1 | 0 |
| china | | populus pamirica | species | 24 | 0 |
| china | | populus pruinosa | species | 96 | 0 |
| china | | populus przewalskii | species | 23 | 0 |
| china | | populus qamdoensis | species | 37 | 0 |
| china | | populus qiongdaoensis | species | 2 | 0 |
| china | | populus rotundifolia | species | 3 | 0 |
| china | | populus rotundifolia var. duclouxiana | varietas | 16 | 0 |
| china | | populus simonii | species | 51 | 0 |
| china | | populus simonii x populus nigra | species | 13 | 0 |
| china | | populus sp. bop010024 | species | 1 | 0 |
| china | | populus suaveolens | species | 24 | 0 |
| china | | populus szechuanica | species | 46 | 0 |
| china | | populus szechuanica var. tibetica | varietas | 58 | 0 |
| china | | populus talassica | species | 24 | 0 |
| china | | populus tomentosa | species | 77 | 0 |
| china | | populus tremula | species | 7 | 0 |
| china | | populus tremula x populus alba | species | 1 | 0 |
| china | | populus tremuloides | species | 1 | 0 |
| china | | populus trichocarpa | species | 119 | 0 |
| china | | populus ussuriensis | species | 34 | 0 |
| china | | populus wilsonii | species | 46 | 0 |
| china | | populus x beijingensis | species | 10 | 0 |
| china | | populus x canadensis | species | 19 | 0 |
| china | | populus x jrtyschensis | species | 2 | 0 |
| china | | populus yatungensis | species | 1 | 0 |
| china | | populus yunnanensis | species | 28 | 0 |
| china | | salix arbutifolia | species | 5 | 0 |
| china | | salix babylonica | species | 2 | 0 |
| china | | salix chaenomeloides | species | 3 | 0 |
| china | | salix cheilophila | species | 3 | 0 |
| china | | salix dunnii | species | 24 | 0 |
| china | | salix lindleyana | species | 2 | 0 |
| china | | salix matsudana | species | 11 | 0 |
| china | | salix paraplesia | species | 6 | 0 |
| china | | salix pentandra | species | 3 | 0 |
| china | | salix raddeana | species | 4 | 0 |
| china | | salix rosthornii | species | 3 | 0 |
| china | | salix sp. bop010194 | species | 1 | 0 |
| china | | salix triandra | species | 1 | 0 |
| china | | salix triandroides | species | 2 | 0 |
| china | | salix wilhelmsiana | species | 1 | 0 |
| china | anhui | salix chienii | species | 1 | 0 |
| china | beijing | populus alba | species | 3 | 0 |
| china | beijing | populus alba var. pyramidalis | varietas | 3 | 0 |
| china | beijing | populus alba x populus glandulosa | species | 1 | 0 |
| china | beijing | populus candicans | species | 3 | 0 |
| china | beijing | populus cathayana | species | 3 | 0 |
| china | beijing | populus deltoides | species | 2 | 0 |
| china | beijing | populus sp. bop010024 | species | 3 | 0 |
| china | beijing | populus sp. bop010188 | species | 3 | 0 |
| china | beijing | populus tomentosa | species | 285 | 0 |
| china | beijing | populus x beijingensis | species | 3 | 0 |
| china | beijing | populus x canadensis | species | 6 | 0 |
| china | beijing | salix babylonica | species | 3 | 0 |
| china | beijing | salix matsudana | species | 3 | 0 |
| china | beijing | salix matsudana f. pendula | forma | 3 | 0 |
| china | beijing | salix sp. bop010194 | species | 3 | 0 |
| china | fujian | populus sp. dx-2016 | species | 2 | 0 |
| china | gansu | populus euphratica | species | 5 | 0 |
| china | gansu | populus simonii | species | 10 | 0 |
| china | guangdong | populus deltoides | species | 150 | 0 |
| china | guangdong | salix dunnii | species | 8 | 0 |
| china | guangdong | salix mesnyi | species | 4 | 0 |
| china | guangxi | populus euphratica | species | 1 | 0 |
| china | heilongjiang | populus alba | species | 0 | 1 |
| china | heilongjiang | salix koreensis | species | 2 | 0 |
| china | inner mongolia | salix psammophila | species | 16 | 0 |
| china | jiangsu | populus deltoides | species | 404 | 0 |
| china | jiangsu | populus nigra | species | 1 | 0 |
| china | jiangsu | populus simonii | species | 3 | 0 |
| china | jiangsu | salix linearistipularis | species | 1 | 0 |
| china | jiangsu | salix suchowensis | species | 843 | 0 |
| china | jiangsu | salix wilsonii | species | 2 | 0 |
| china | liaoning | populus alba | species | 0 | 2 |
| china | liaoning | salix matsudana | species | 0 | 1 |
| china | shaanxi | populus szechuanica | species | 1 | 0 |
| china | shandong | salix integra | species | 1 | 0 |
| china | sichuan | populus davidiana | species | 2 | 0 |
| china | sichuan | populus szechuanica | species | 13 | 0 |
| china | tibet | populus ciliata | species | 6 | 0 |
| china | tibet | populus davidiana | species | 6 | 0 |
| china | tibet | populus purdomii | species | 5 | 0 |
| china | tibet | populus qamdoensis | species | 6 | 0 |
| china | tibet | populus rotundifolia var. duclouxiana | varietas | 8 | 0 |
| china | tibet | populus wuana | species | 6 | 0 |
| china | tibet | populus yatungensis | species | 11 | 0 |
| china | xinjiang | populus afghanica | species | 6 | 0 |
| china | xinjiang | populus alba var. alba | varietas | 7 | 0 |
| china | xinjiang | populus euphratica | species | 9 | 3 |
| china | xinjiang | populus laurifolia | species | 13 | 0 |
| china | xinjiang | populus nigra | species | 6 | 0 |
| china | xinjiang | populus pamirica var. akqiensis | varietas | 6 | 0 |
| china | xinjiang | populus pilosa | species | 12 | 0 |
| china | xinjiang | populus pruinosa | species | 8 | 0 |
| china | xinjiang | populus talassica | species | 9 | 0 |
| china | xinjiang | populus tremula | species | 7 | 0 |
| china | xinjiang | populus tremula x populus alba | species | 9 | 0 |
| china | xinjiang | populus x jrtyschensis | species | 13 | 0 |
| china | yunnan | populus rotundifolia | species | 2 | 0 |
| china | zhejiang | salix chaenomeloides | species | 6 | 0 |
| china | zhejiang | salix eriocarpa | species | 6 | 0 |
| china | zhejiang | salix nipponica | species | 2 | 0 |
| czech republic | | populus tremula | species | 2 | 0 |
| czech republic | | populus x canadensis | species | 9 | 0 |
| czech republic | | salix acutifolia | species | 1 | 0 |
| czech republic | | salix alba | species | 1 | 0 |
| czech republic | | salix aurita | species | 1 | 0 |
| czech republic | | salix caprea | species | 1 | 0 |
| czech republic | | salix cinerea | species | 1 | 0 |
| czech republic | | salix daphnoides | species | 1 | 0 |
| czech republic | | salix fragilis | species | 1 | 0 |
| czech republic | | salix lapponum | species | 1 | 0 |
| czech republic | | salix myrtilloides | species | 1 | 0 |
| czech republic | | salix pentandra | species | 1 | 0 |
| czech republic | | salix triandra | species | 1 | 0 |
| czech republic | | salix viminalis | species | 1 | 0 |
| denmark | | salix alba | species | 1 | 0 |
| denmark | | salix cinerea | species | 1 | 0 |
| denmark | | salix myrsinifolia | species | 1 | 0 |
| denmark | | salix pentandra | species | 1 | 0 |
| egypt | | salix purpurea | species | 2 | 0 |
| egypt | | salix tetrasperma | species | 1 | 0 |
| egypt | alexandria governorate | populus euphratica | species | 2 | 0 |
| egypt | alexandria governorate | populus nigra | species | 2 | 0 |
| finland | | salix pentandra | species | 1 | 0 |
| finland | north karelia region | salix pentandra | species | 1 | 0 |
| finland | northern ostrobothnia region | salix triandra | species | 1 | 0 |
| france | | populus alba | species | 6 | 0 |
| france | | populus nigra | species | 1 | 0 |
| france | | populus tremula | species | 11 | 0 |
| france | | populus tremula x populus alba | species | 7 | 0 |
| france | | salix caprea | species | 1 | 0 |
| france | | salix elaeagnos | species | 1 | 0 |
| france | centre region | populus x canadensis | species | 9 | 0 |
| france | lorraine region | populus tremula x populus alba | species | 6 | 0 |
| germany | | populus alba | species | 3 | 0 |
| germany | | populus nigra | species | 1 | 0 |
| germany | | populus tremula | species | 8 | 0 |
| germany | | populus trichocarpa | species | 1 | 0 |
| germany | | salix alba | species | 1 | 0 |
| germany | | salix fragilis | species | 1 | 0 |
| germany | | salix reticulata | species | 1 | 0 |
| germany | bavaria | populus tremula x populus alba | species | 1 | 0 |
| germany | north rhine-westphalia | salix alba | species | 0 | 1 |
| greece | | populus tremula | species | 7 | 0 |
| greenland | | salix arctica | species | 5 | 0 |
| greenland | | salix herbacea | species | 6 | 0 |
| iceland | | salix lanata | species | 2 | 0 |
| india | himachal pradesh | populus alba | species | 3 | 0 |
| india | himachal pradesh | populus balsamifera | species | 3 | 0 |
| india | himachal pradesh | populus ciliata | species | 3 | 0 |
| india | himachal pradesh | populus deltoides | species | 3 | 0 |
| india | himachal pradesh | populus euphratica | species | 5 | 0 |
| india | himachal pradesh | populus fremontii | species | 7 | 0 |
| india | himachal pradesh | populus lasiocarpa | species | 5 | 0 |
| india | himachal pradesh | populus maximowiczii | species | 4 | 0 |
| india | himachal pradesh | populus nigra | species | 3 | 0 |
| india | himachal pradesh | populus simonii | species | 4 | 0 |
| india | himachal pradesh | populus szechuanica | species | 6 | 0 |
| india | himachal pradesh | populus tremula | species | 3 | 0 |
| india | himachal pradesh | populus trichocarpa | species | 1 | 0 |
| india | himachal pradesh | populus yunnanensis | species | 2 | 0 |
| india | himachal pradesh | salix tetrasperma | species | 2 | 0 |
| italy | | populus nigra | species | 10 | 0 |
| italy | | populus tremula | species | 6 | 0 |
| italy | | salix alba | species | 9 | 0 |
| italy | | salix reticulata | species | 1 | 0 |
| italy | piemonte region | populus deltoides | species | 2 | 0 |
| italy | sardinia autonomous region | populus alba | species | 0 | 1 |
| italy | umbria region | populus alba | species | 3 | 0 |
| italy | umbria region | populus nigra | species | 3 | 0 |
| italy | umbria region | salix alba | species | 3 | 0 |
| italy | umbria region | salix triandra | species | 3 | 0 |
| japan | | salix gilgiana | species | 1 | 0 |
| japan | aomori prefecture | salix reinii | species | 1 | 0 |
| japan | ehime prefecture | salix caprea | species | 1 | 0 |
| japan | fukushima prefecture | salix caprea | species | 1 | 0 |
| japan | fukushima prefecture | salix hukaoana | species | 1 | 0 |
| japan | fukushima prefecture | salix integra | species | 2 | 0 |
| japan | fukushima prefecture | salix udensis | species | 1 | 0 |
| japan | gifu prefecture | salix chaenomeloides | species | 1 | 0 |
| japan | gifu prefecture | salix triandra | species | 2 | 0 |
| japan | hiroshima prefecture | salix caprea | species | 2 | 0 |
| japan | hiroshima prefecture | salix udensis | species | 2 | 0 |
| japan | hokkaido prefecture | populus davidiana | species | 3 | 0 |
| japan | hokkaido prefecture | populus suaveolens | species | 1 | 0 |
| japan | hokkaido prefecture | salix arbutifolia | species | 24 | 0 |
| japan | hokkaido prefecture | salix caprea | species | 3 | 0 |
| japan | hokkaido prefecture | salix reinii | species | 0 | 1 |
| japan | hokkaido prefecture | salix rorida | species | 2 | 0 |
| japan | hokkaido prefecture | salix schwerinii | species | 3 | 0 |
| japan | hokkaido prefecture | salix udensis | species | 5 | 0 |
| japan | ibaraki prefecture | salix caprea | species | 2 | 0 |
| japan | ibaraki prefecture | salix chaenomeloides | species | 3 | 0 |
| japan | ibaraki prefecture | salix udensis | species | 5 | 0 |
| japan | iwate prefecture | populus suaveolens | species | 2 | 0 |
| japan | iwate prefecture | salix caprea | species | 5 | 0 |
| japan | iwate prefecture | salix integra | species | 4 | 0 |
| japan | iwate prefecture | salix reinii | species | 2 | 0 |
| japan | iwate prefecture | salix udensis | species | 4 | 0 |
| japan | kagoshima prefecture | salix chaenomeloides | species | 1 | 0 |
| japan | kumamoto prefecture | salix chaenomeloides | species | 1 | 0 |
| japan | kumamoto prefecture | salix pierotii | species | 2 | 0 |
| japan | nagano prefecture | populus tremula | species | 2 | 0 |
| japan | nagano prefecture | salix caprea | species | 2 | 0 |
| japan | nagano prefecture | salix integra | species | 4 | 0 |
| japan | nagano prefecture | salix udensis | species | 5 | 0 |
| japan | niigata prefecture | salix udensis | species | 1 | 0 |
| japan | shizuoka prefecture | salix japonica | species | 1 | 0 |
| japan | shizuoka prefecture | salix reinii | species | 1 | 0 |
| japan | toyama prefecture | populus suaveolens | species | 1 | 0 |
| japan | wakayama prefecture | salix udensis | species | 2 | 0 |
| japan | yamanashi prefecture | salix caprea | species | 2 | 0 |
| japan | yamanashi prefecture | salix udensis | species | 2 | 0 |
| kenya | | populus ilicifolia | species | 3 | 0 |
| lebanon | | salix pedicellata | species | 2 | 0 |
| lithuania | | salix myrsinifolia | species | 3 | 0 |
| luxembourg | | populus nigra | species | 2 | 0 |
| mexico | | salix humboldtiana | species | 12 | 0 |
| mexico | oaxaca | salix humboldtiana | species | 1 | 0 |
| mexico | veracruz-llave | salix taxifolia | species | 1 | 0 |
| morocco | | populus alba | species | 2 | 0 |
| morocco | | populus euphratica | species | 1 | 0 |
| morocco | | populus nigra | species | 1 | 0 |
| netherlands | | populus nigra | species | 12 | 0 |
| netherlands | | populus x canadensis | species | 5 | 0 |
| norway | | salix myrsinites | species | 2 | 0 |
| norway | svalbard | salix polaris | species | 1 | 0 |
| peru | | salix humboldtiana | species | 2 | 0 |
| poland | | populus tremula | species | 8 | 0 |
| poland | | salix myrsinifolia | species | 6 | 0 |
| poland | mazovia province | populus tremula | species | 1 | 0 |
| poland | mazovia province | salix aurita | species | 1 | 0 |
| poland | mazovia province | salix fragilis | species | 1 | 0 |
| portugal | | populus alba | species | 2 | 0 |
| portugal | | populus nigra | species | 2 | 0 |
| portugal | | salix salviifolia | species | 29 | 0 |
| puerto rico | | populus tremuloides | species | 0 | 1 |
| russia | | populus alba | species | 2 | 0 |
| russia | | populus alba var. pyramidalis | varietas | 2 | 0 |
| russia | | populus nigra var. italica | varietas | 4 | 0 |
| russia | | populus suaveolens | species | 1 | 0 |
| russia | | populus x sibirica | species | 4 | 0 |
| russia | | salix acutifolia | species | 2 | 0 |
| russia | | salix alba | species | 10 | 0 |
| russia | | salix babylonica | species | 2 | 0 |
| russia | | salix fragilis | species | 8 | 0 |
| russia | | salix reticulata | species | 3 | 0 |
| russia | amur oblast | populus tremula | species | 1 | 0 |
| russia | chukotka autonomous okrug | salix brachycarpa | species | 8 | 0 |
| russia | chukotka autonomous okrug | salix tschuktschorum | species | 12 | 0 |
| russia | jewish autonomous oblast | salix bebbiana | species | 9 | 0 |
| russia | kaliningrad oblast | salix brachypoda | species | 9 | 0 |
| russia | kaliningrad oblast | salix caprea | species | 8 | 0 |
| russia | kaliningrad oblast | salix gracilistyla | species | 7 | 0 |
| russia | kaliningrad oblast | salix integra | species | 15 | 0 |
| russia | kaliningrad oblast | salix miyabeana | species | 7 | 0 |
| russia | kaliningrad oblast | salix nipponica | species | 9 | 0 |
| russia | kaliningrad oblast | salix pierotii | species | 7 | 0 |
| russia | kaliningrad oblast | salix reinii | species | 6 | 0 |
| russia | kaliningrad oblast | salix siuzevii | species | 11 | 0 |
| russia | kaliningrad oblast | salix taraikensis | species | 7 | 0 |
| russia | kaliningrad oblast | salix udensis | species | 5 | 0 |
| russia | kamchatka krai | populus suaveolens | species | 9 | 0 |
| russia | kamchatka krai | salix alaxensis | species | 10 | 0 |
| russia | kamchatka krai | salix arbutifolia | species | 6 | 0 |
| russia | kamchatka krai | salix arctica subsp. crassijulis | subspecies | 5 | 0 |
| russia | kamchatka krai | salix bebbiana | species | 6 | 0 |
| russia | kamchatka krai | salix caprea | species | 6 | 0 |
| russia | kamchatka krai | salix chamissonis | species | 21 | 0 |
| russia | kamchatka krai | salix erythrocarpa | species | 10 | 0 |
| russia | kamchatka krai | salix glauca | species | 8 | 0 |
| russia | kamchatka krai | salix hastata | species | 10 | 0 |
| russia | kamchatka krai | salix kamtschatica | species | 6 | 0 |
| russia | kamchatka krai | salix lanata | species | 7 | 0 |
| russia | kamchatka krai | salix polaris | species | 13 | 0 |
| russia | kamchatka krai | salix pseudopentandra | species | 13 | 0 |
| russia | kamchatka krai | salix pulchra subsp. parallelinervis | subspecies | 7 | 0 |
| russia | kamchatka krai | salix reptans | species | 9 | 0 |
| russia | kamchatka krai | salix reticulata | species | 6 | 0 |
| russia | kamchatka krai | salix schwerinii | species | 7 | 0 |
| russia | kamchatka krai | salix sphenophylla | species | 9 | 0 |
| russia | kamchatka krai | salix udensis | species | 8 | 0 |
| russia | khabarovsk krai | salix dshugdshurica | species | 8 | 0 |
| russia | khabarovsk krai | salix phlebophylla | species | 9 | 0 |
| russia | khabarovsk krai | salix rhamnifolia | species | 21 | 0 |
| russia | khabarovsk krai | salix turczaninowii | species | 1 | 0 |
| russia | magadan oblast | salix abscondita | species | 8 | 0 |
| russia | magadan oblast | salix alaxensis | species | 9 | 0 |
| russia | magadan oblast | salix boganidensis | species | 10 | 0 |
| russia | magadan oblast | salix darpirensis | species | 7 | 0 |
| russia | magadan oblast | salix glauca | species | 1 | 0 |
| russia | magadan oblast | salix hastata | species | 8 | 0 |
| russia | magadan oblast | salix jurtzevii | species | 8 | 0 |
| russia | magadan oblast | salix khokhriakovii | species | 7 | 0 |
| russia | magadan oblast | salix krylovii | species | 7 | 0 |
| russia | magadan oblast | salix magadanensis | species | 6 | 0 |
| russia | magadan oblast | salix myrtilloides | species | 7 | 0 |
| russia | magadan oblast | salix nummularia | species | 9 | 0 |
| russia | magadan oblast | salix pulchra | species | 10 | 0 |
| russia | magadan oblast | salix pyrolifolia | species | 54 | 0 |
| russia | magadan oblast | salix recurvigemmis | species | 10 | 0 |
| russia | primorsky krai | salix arbutifolia | species | 2 | 0 |
| russia | sakhalin oblast | salix arbutifolia | species | 1 | 0 |
| russia | sakhalin oblast | salix cardiophylla | species | 7 | 0 |
| russia | sakhalin oblast | salix fuscescens | species | 14 | 0 |
| russia | sakhalin oblast | salix hidakamontana | species | 12 | 0 |
| russia | sakhalin oblast | salix integerrima | species | 7 | 0 |
| russia | sakhalin oblast | salix kimurana | species | 25 | 0 |
| russia | sakhalin oblast | salix nakamurana | species | 5 | 0 |
| russia | sakhalin oblast | salix reinii | species | 10 | 0 |
| russia | sakhalin oblast | salix rorida | species | 3 | 0 |
| russia | sakhalin oblast | salix sachalinensis | species | 10 | 0 |
| russia | sakhalin oblast | salix saxatilis | species | 6 | 0 |
| russia | sakhalin oblast | salix taraikensis | species | 9 | 0 |
| russia | sakhalin oblast | salix tontomussirensis | species | 4 | 0 |
| russia | sakhalin oblast | salix turczaninowii | species | 62 | 0 |
| russia | sakhalin oblast | salix yezoensis | species | 4 | 0 |
| slovakia | | populus tremula | species | 2 | 0 |
| south africa | gauteng province | populus deltoides | species | 2 | 0 |
| south africa | gauteng province | populus tremula x populus alba | species | 2 | 0 |
| south africa | mpumalanga province | salix mucronata | species | 2 | 0 |
| south korea | | populus alba | species | 3 | 0 |
| south korea | | populus alba x populus glandulosa | species | 2 | 0 |
| south korea | | populus davidiana | species | 14 | 0 |
| south korea | | populus glandulosa | species | 3 | 0 |
| south korea | | populus maximowiczii | species | 1 | 0 |
| south korea | | populus nigra | species | 3 | 0 |
| south korea | | populus x canadensis | species | 1 | 0 |
| south korea | gyeonggi province | populus alba x populus glandulosa | species | 4 | 0 |
| south korea | south jeolla province | populus alba x populus glandulosa | species | 1 | 0 |
| spain | | populus alba | species | 11 | 0 |
| spain | | populus nigra | species | 4 | 0 |
| spain | | populus tremula | species | 2 | 0 |
| spain | | populus tremula x populus alba | species | 4 | 0 |
| spain | | salix elaeagnos | species | 1 | 0 |
| spain | | salix salviifolia | species | 3 | 0 |
| sweden | | populus alba | species | 2 | 0 |
| sweden | | populus tremula | species | 6 | 0 |
| sweden | | populus tremula x populus tremuloides | species | 18 | 0 |
| sweden | | salix lanata | species | 4 | 0 |
| sweden | | salix lapponum | species | 1 | 0 |
| sweden | | salix myrsinites | species | 2 | 0 |
| switzerland | | salix helvetica | species | 1 | 0 |
| switzerland | geneva region | populus nigra | species | 2 | 0 |
| switzerland | geneva region | salix alba | species | 2 | 0 |
| switzerland | geneva region | salix caprea | species | 2 | 0 |
| taiwan | taipei municipality | salix sp. mca 4687 | species | 1 | 0 |
| turkey | | salix acmophylla | species | 1 | 0 |
| turkey | | salix aegyptiaca | species | 1 | 0 |
| turkey | | salix alba | species | 1 | 0 |
| turkey | | salix babylonica | species | 1 | 0 |
| turkey | | salix caprea | species | 1 | 0 |
| turkey | | salix caucasica | species | 1 | 0 |
| turkey | | salix cinerea | species | 1 | 0 |
| turkey | | salix elaeagnos | species | 1 | 0 |
| turkey | | salix elbursensis | species | 1 | 0 |
| turkey | | salix excelsa | species | 1 | 0 |
| turkey | | salix fragilis | species | 1 | 0 |
| turkey | | salix myrsinifolia | species | 1 | 0 |
| turkey | | salix viminalis | species | 1 | 0 |
| turkey | | salix wilhelmsiana | species | 1 | 0 |
| turkey | | salix x fragilis | species | 1 | 0 |
| united kingdom | | populus alba | species | 8 | 0 |
| united kingdom | | populus nigra | species | 4 | 0 |
| united kingdom | | populus tremula | species | 10 | 0 |
| united kingdom | | populus trichocarpa | species | 1 | 0 |
| united kingdom | | populus x canadensis | species | 1 | 0 |
| united kingdom | | salix alba | species | 2 | 0 |
| united kingdom | | salix arbuscula | species | 7 | 0 |
| united kingdom | | salix arbutifolia | species | 1 | 0 |
| united kingdom | | salix aurita | species | 2 | 0 |
| united kingdom | | salix caprea | species | 4 | 0 |
| united kingdom | | salix cinerea | species | 5 | 0 |
| united kingdom | | salix fragilis | species | 2 | 0 |
| united kingdom | | salix herbacea | species | 9 | 0 |
| united kingdom | | salix myrsinifolia | species | 5 | 0 |
| united kingdom | | salix myrsinites | species | 1 | 0 |
| united kingdom | | salix pentandra | species | 3 | 0 |
| united kingdom | | salix phylicifolia | species | 5 | 0 |
| united kingdom | | salix purpurea | species | 3 | 0 |
| united kingdom | | salix repens | species | 4 | 0 |
| united kingdom | | salix reticulata | species | 4 | 0 |
| united kingdom | | salix triandra | species | 2 | 0 |
| united kingdom | | salix viminalis | species | 2 | 0 |
| united kingdom | | salix x reichardtii | species | 2 | 0 |
| united kingdom | england | salix alba | species | 0 | 1 |
| united states | | populus angustifolia | species | 2 | 0 |
| united states | | populus balsamifera | species | 1 | 0 |
| united states | | populus deltoides | species | 2 | 0 |
| united states | | populus grandidentata | species | 2 | 0 |
| united states | | populus heterophylla | species | 2 | 0 |
| united states | | populus mexicana | species | 2 | 0 |
| united states | | populus tremuloides | species | 2 | 0 |
| united states | | populus trichocarpa | species | 1 | 0 |
| united states | | salix caroliniana | species | 1 | 0 |
| united states | | salix interior | species | 84 | 0 |
| united states | | salix sitchensis | species | 1 | 0 |
| united states | alaska | populus balsamifera | species | 929 | 0 |
| united states | alaska | populus tremuloides | species | 0 | 1 |
| united states | alaska | salix alaxensis | species | 3 | 0 |
| united states | alaska | salix arctica | species | 17 | 0 |
| united states | alaska | salix niphoclada | species | 2 | 0 |
| united states | alaska | salix pulchra | species | 1 | 0 |
| united states | alaska | salix reticulata | species | 4 | 0 |
| united states | alaska | salix rotundifolia | species | 10 | 0 |
| united states | alaska | salix stolonifera | species | 4 | 0 |
| united states | arizona | populus fremontii | species | 1 | 0 |
| united states | colorado | populus deltoides | species | 24 | 0 |
| united states | florida | salix floridana | species | 1 | 0 |
| united states | idaho | populus tremuloides | species | 0 | 1 |
| united states | idaho | salix acmophylla | species | 1 | 0 |
| united states | idaho | salix alba | species | 2 | 0 |
| united states | idaho | salix arctica | species | 6 | 0 |
| united states | idaho | salix eriocephala | species | 1 | 0 |
| united states | idaho | salix lucida | species | 1 | 0 |
| united states | idaho | salix magnifica | species | 1 | 0 |
| united states | idaho | salix nivalis | species | 3 | 0 |
| united states | idaho | salix wolfii | species | 1 | 0 |
| united states | indiana | salix babylonica | species | 2 | 0 |
| united states | kentucky | salix sericea | species | 1 | 0 |
| united states | louisiana | salix babylonica | species | 2 | 0 |
| united states | maryland | salix euxina | species | 2 | 0 |
| united states | michigan | populus grandidentata | species | 1 | 0 |
| united states | michigan | populus heterophylla | species | 4 | 0 |
| united states | michigan | salix melanopsis | species | 1 | 0 |
| united states | minnesota | populus tremuloides | species | 0 | 1 |
| united states | montana | populus angustifolia | species | 1 | 0 |
| united states | new mexico | populus angustifolia | species | 1 | 0 |
| united states | new york | populus deltoides | species | 1 | 0 |
| united states | new york | salix caroliniana | species | 1 | 0 |
| united states | new york | salix cordata | species | 2 | 0 |
| united states | new york | salix eriocephala | species | 1 | 0 |
| united states | new york | salix purpurea | species | 8 | 0 |
| united states | new york | salix sericea | species | 1 | 0 |
| united states | north dakota | salix bebbiana | species | 1 | 0 |
| united states | north dakota | salix candida | species | 1 | 0 |
| united states | north dakota | salix eriocephala | species | 1 | 0 |
| united states | north dakota | salix exigua | species | 3 | 0 |
| united states | north dakota | salix interior | species | 1 | 0 |
| united states | north dakota | salix pedicellaris | species | 1 | 0 |
| united states | ohio | salix eriocephala | species | 1 | 0 |
| united states | oregon | populus trichocarpa | species | 152 | 0 |
| united states | oregon | salix chaenomeloides | species | 1 | 0 |
| united states | oregon | salix exigua var. hindsiana | varietas | 1 | 0 |
| united states | pennsylvania | salix bebbiana | species | 1 | 0 |
| united states | pennsylvania | salix lucida | species | 7 | 0 |
| united states | south carolina | populus tremula | species | 0 | 1 |
| united states | south dakota | populus tremuloides | species | 0 | 1 |
| united states | washington | salix tweedyi | species | 4 | 0 |
| united states | wisconsin | populus balsamifera | species | 7 | 0 |
| united states | wisconsin | populus grandidentata | species | 7 | 0 |
| united states | wisconsin | populus tremula | species | 1 | 0 |
| united states | wisconsin | populus tremuloides | species | 4 | 2 |
| united states | wisconsin | salix bebbiana | species | 3 | 0 |
| united states | wisconsin | salix pyrifolia | species | 3 | 0 |
| united states | wyoming | populus tremuloides | species | 0 | 1 |
| united states | wyoming | salix tweedyi | species | 2 | 0 |